precomp.h File Reference

#include <stdio.h>
#include <windows.h>
#include <debug.h>
#include "commctrl.h"
#include "strsafe.h"
#include "osk_res.h"

Include dependency graph for precomp.h:

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Go to the source code of this file.

Classes
struct	_KEY
struct	_KEYBOARD_STRUCT
struct	OSK_GLOBALS
struct	OSK_KEYLEDINDICATOR

Macros
#define	SCANCODE_MASK   0xFF
#define	OSK_CLASS   L"OSKMainWindow"
#define	DEFAULT_FONTSIZE   15

Typedefs
typedef struct _KEY	KEY
typedef struct _KEY *	PKEY
typedef struct _KEYBOARD_STRUCT	KEYBOARD_STRUCT
typedef struct _KEYBOARD_STRUCT *	PKEYBOARD_STRUCT

Enumerations
enum	SetKeys_Reason { SETKEYS_INIT, SETKEYS_LAYOUT, SETKEYS_LANG }

Functions
int	OSK_SetImage (int IdDlgItem, int IdResource)
LRESULT	OSK_Create (HWND hwnd)
int	OSK_Close (void)
int	OSK_Timer (void)
BOOL	OSK_Command (WPARAM wCommand, HWND hWndControl)
BOOL	OSK_ReleaseKey (WORD ScanCode)
LRESULT APIENTRY	OSK_WndProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
DWORD WINAPI	OSK_WarningDlgThread (LPVOID lpParameter)
int WINAPI	wWinMain (HINSTANCE, HINSTANCE, LPWSTR, int)
VOID	OSK_RestoreDlgPlacement (HWND hDlg)
VOID	OSK_RefreshLEDKeys (VOID)
INT_PTR CALLBACK	OSK_WarningProc (HWND hDlg, UINT Msg, WPARAM wParam, LPARAM lParam)
LONG	LoadDWORDFromRegistry (IN LPCWSTR lpValueDataName, OUT PDWORD pdwValueData)
LONG	LoadStringFromRegistry (IN LPCWSTR lpValueDataName, OUT LPWSTR lpValueData, IN OUT LPUINT cchCount)
LONG	SaveDWORDToRegistry (IN LPCWSTR lpValueDataName, IN DWORD dwValueData)
LONG	SaveStringToRegistry (IN LPCWSTR lpValueDataName, IN LPCWSTR lpValueData, IN UINT cchCount)
VOID	LoadSettings (VOID)
VOID	SaveSettings (VOID)

Variables
KEYBOARD_STRUCT	StandardKeyboard
KEYBOARD_STRUCT	EnhancedKeyboard
OSK_GLOBALS	Globals

Macro Definition Documentation

DEFAULT_FONTSIZE

#define DEFAULT_FONTSIZE   15

Definition at line 127 of file precomp.h.

OSK_CLASS

#define OSK_CLASS   L"OSKMainWindow"

Definition at line 126 of file precomp.h.

SCANCODE_MASK

#define SCANCODE_MASK   0xFF

Definition at line 122 of file precomp.h.

Typedef Documentation

KEY

typedef struct _KEY KEY

KEYBOARD_STRUCT

typedef struct _KEYBOARD_STRUCT KEYBOARD_STRUCT

PKEY

typedef struct _KEY * PKEY

PKEYBOARD_STRUCT

typedef struct _KEYBOARD_STRUCT * PKEYBOARD_STRUCT

Enumeration Type Documentation

SetKeys_Reason

enum SetKeys_Reason

Enumerator
SETKEYS_INIT
SETKEYS_LAYOUT
SETKEYS_LANG

Definition at line 130 of file precomp.h.

{
    SETKEYS_INIT,
    SETKEYS_LAYOUT,
    SETKEYS_LANG
};

Function Documentation

LoadDWORDFromRegistry()

LONG LoadDWORDFromRegistry	(	IN LPCWSTR	lpValueDataName,
		OUT PDWORD	pdwValueData
	)

Definition at line 15 of file settings.c.

{
    HKEY hKey;
    LONG lResult;
    DWORD dwValue;
    DWORD cbData = sizeof(dwValue);

    /* Initialize the pointer parameter to default */
    *pdwValueData = 0;

    /* Open our application's key in order to load its configuration data */
    lResult = RegOpenKeyExW(HKEY_CURRENT_USER,
                            L"Software\\Microsoft\\Osk",
                            0,
                            KEY_READ,
                            &hKey);

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("LoadDWORDFromRegistry(): Failed to open the application's key! (Error - %li)\n", lResult);
        return lResult;
    }

    /* Load the specific value based on the parameter caller, lpValueDataName */
    lResult = RegQueryValueExW(hKey,
                               lpValueDataName,
                               0,
                               0,
                               (BYTE *)&dwValue,
                               &cbData);

    if (lResult != ERROR_SUCCESS)
    {

        /* Bail out */
        DPRINT("LoadDWORDFromRegistry(): Failed to load the following value - \"%S\". (Error - %li)\n", lpValueDataName, lResult);
        RegCloseKey(hKey);
        return lResult;
    }

    /* Is the buffer's size too small to query the required data? */
    if (cbData != sizeof(dwValue))
    {
        /* It is therefore bail out */
        DPRINT("LoadDWORDFromRegistry(): The buffer is too small to hold the data!\n");
        RegCloseKey(hKey);
        return ERROR_MORE_DATA;
    }

    *pdwValueData = dwValue;
    RegCloseKey(hKey);
    return lResult;
}

Referenced by LoadSettings().

LoadSettings()

VOID LoadSettings

(

VOID

)

Definition at line 53 of file settings.c.

{
    HKEY hKey = NULL;
    int iItemIndex = -1;

    if (RegOpenKeyEx(HKEY_CURRENT_USER, g_szGeneralRegKey, 0, KEY_READ, &hKey) == ERROR_SUCCESS)
    {
        TCHAR szBuffer[MAX_PATH];
        DWORD dwAdvancedChecked;
        DWORD type, size = sizeof(dwAdvancedChecked);
        LSTATUS lstatus;

        /* Restore last selected font */
        if (QueryStringValue(HKEY_CURRENT_USER, g_szGeneralRegKey, _T("Font"), szBuffer, (sizeof(szBuffer)/sizeof(szBuffer[0]))) == ERROR_SUCCESS)
        {
            //Get combobox handle
            hWnd = GetDlgItem(hCharmapDlg, IDC_FONTCOMBO);

            //Search for match and return index if match found
            iItemIndex = ComboBox_FindStringExact(hWnd, -1, szBuffer);
            if(iItemIndex != CB_ERR)
            {
                ComboBox_SetCurSel(hWnd, iItemIndex);
                ChangeMapFont(hCharmapDlg);
            }
        }

        /* Restore last selected character set */
        if (QueryStringValue(HKEY_CURRENT_USER, g_szGeneralRegKey, _T("CodePage"), szBuffer, (sizeof(szBuffer)/sizeof(szBuffer[0]))) == ERROR_SUCCESS)
        {
            //Get combobox handle
            hWnd = GetDlgItem(hCharmapDlg, IDC_COMBO_CHARSET);

            iItemIndex = ComboBox_FindStringExact(hWnd, -1, szBuffer);
            if(iItemIndex != CB_ERR)
            {
                ComboBox_SetCurSel(hWnd, iItemIndex);
            }
        }

        lstatus = RegQueryValueEx(hKey, _T("Advanced"), NULL, &type, (LPBYTE)&dwAdvancedChecked, &size);
        if (lstatus == ERROR_SUCCESS && type == REG_DWORD && dwAdvancedChecked != FALSE)
        {
            SendDlgItemMessage(hCharmapDlg, IDC_CHECK_ADVANCED, BM_CLICK, MF_CHECKED, 0);
        }

    RegCloseKey(hKey);
    }
    else
    {
        /* Default font seems to be Arial */
        hWnd = GetDlgItem(hCharmapDlg, IDC_FONTCOMBO);

        iItemIndex = ComboBox_FindStringExact(hWnd, -1, _T("Arial"));
        if(iItemIndex != CB_ERR)
        {
            ComboBox_SetCurSel(hWnd, iItemIndex);
            ChangeMapFont(hCharmapDlg);
        }
    }
}

LoadStringFromRegistry()

LONG LoadStringFromRegistry	(	IN LPCWSTR	lpValueDataName,
		OUT LPWSTR	lpValueData,
		IN OUT LPUINT	cchCount
	)

Definition at line 73 of file settings.c.

{
    HKEY hKey;
    LONG lResult;
    UINT cbCount;

    cbCount = (*cchCount) * sizeof(WCHAR);

    /* Open our application's key in order to load its configuration data */
    lResult = RegOpenKeyExW(HKEY_CURRENT_USER,
                            L"Software\\Microsoft\\Osk",
                            0,
                            KEY_READ,
                            &hKey);

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("LoadStringFromRegistry(): Failed to open the application's key! (Error - %li)\n", lResult);
        return lResult;
    }

    /* Load the specific value based on the parameter caller, lpValueDataName */
    lResult = RegQueryValueExW(hKey,
                               lpValueDataName,
                               0,
                               0,
                               (BYTE *)lpValueData,
                               (LPDWORD)&cbCount);


    if (lResult != ERROR_SUCCESS)
    {

        /* Bail out */
        DPRINT("LoadStringFromRegistry(): Failed to load the following value - \"%S\". (Error - %li)\n", lpValueDataName, lResult);
        RegCloseKey(hKey);
        return lResult;
    }

    *cchCount = cbCount / sizeof(WCHAR);

    RegCloseKey(hKey);
    return lResult;
}

Referenced by LoadSettings().

OSK_Close()

int OSK_Close

(

void

)

Definition at line 490 of file main.c.

{
    KillTimer(Globals.hMainWnd, Globals.iTimer);

    /* Release Ctrl, Shift, Alt keys */
    OSK_ReleaseKey(SCAN_CODE_44); // Left shift
    OSK_ReleaseKey(SCAN_CODE_57); // Right shift
    OSK_ReleaseKey(SCAN_CODE_58); // Left ctrl
    OSK_ReleaseKey(SCAN_CODE_60); // Left alt
    OSK_ReleaseKey(SCAN_CODE_62); // Right alt
    OSK_ReleaseKey(SCAN_CODE_64); // Right ctrl

    /* Destroy child controls */
    OSK_DestroyKeys();

    /* delete GDI objects */
    if (Globals.hBrushGreenLed) DeleteObject(Globals.hBrushGreenLed);
    if (Globals.hFont) DeleteObject(Globals.hFont);

    /* Save the application's settings on registry */
    SaveSettings();

    return TRUE;
}

Referenced by OSK_WndProc().

OSK_Command()

BOOL OSK_Command	(	WPARAM	wCommand,
		HWND	hWndControl
	)

Definition at line 622 of file main.c.

{
    WORD ScanCode;
    INPUT Input;
    BOOL bExtendedKey;
    BOOL bKeyDown;
    BOOL bKeyUp;
    LONG WindowStyle;
    INT i;

    /* FIXME: To be deleted when ReactOS will support WS_EX_NOACTIVATE */
    if (Globals.hActiveWnd)
    {
        MSG msg;

        SetForegroundWindow(Globals.hActiveWnd);
        while (PeekMessageW(&msg, 0, 0, 0, PM_REMOVE))
        {
            TranslateMessage(&msg);
            DispatchMessageW(&msg);
        }
    }

    /* KeyDown and/or KeyUp ? */
    WindowStyle = GetWindowLongW(hWndControl, GWL_STYLE);
    if ((WindowStyle & BS_AUTOCHECKBOX) == BS_AUTOCHECKBOX)
    {
        /* 2-states key like Shift, Alt, Ctrl, ... */
        if (SendMessageW(hWndControl, BM_GETCHECK, 0, 0) == BST_CHECKED)
        {
            bKeyDown = TRUE;
            bKeyUp = FALSE;
        }
        else
        {
            bKeyDown = FALSE;
            bKeyUp = TRUE;
        }
    }
    else
    {
        /* Other key */
        bKeyDown = TRUE;
        bKeyUp = TRUE;
    }

    /* Get the key from dialog control key command */
    ScanCode = wCommand;

    /*
        The user could've pushed one of the key buttons of the dialog that
        can trigger particular function toggling (Caps Lock, Num Lock or Scroll Lock). Update
        (invalidate) the LED icon resources accordingly.
    */
    for (i = 0; i < _countof(LedKey); i++)
    {
        if (LedKey[i].wScanCode == ScanCode)
        {
            InvalidateRect(GetDlgItem(Globals.hMainWnd, LedKey[i].DlgResource), NULL, FALSE);
        }
    }

    /* Extended key ? */
    if (ScanCode & 0x0200)
        bExtendedKey = TRUE;
    else
        bExtendedKey = FALSE;
    ScanCode &= SCANCODE_MASK;

    /* Press and release the key */
    if (bKeyDown)
    {
        Input.type = INPUT_KEYBOARD;
        Input.ki.wVk = 0;
        Input.ki.wScan = ScanCode;
        Input.ki.time = GetTickCount();
        Input.ki.dwExtraInfo = GetMessageExtraInfo();
        Input.ki.dwFlags = KEYEVENTF_SCANCODE;
        if (bExtendedKey) Input.ki.dwFlags |= KEYEVENTF_EXTENDEDKEY;
        SendInput(1, &Input, sizeof(Input));
    }

    if (bKeyUp)
    {
        Input.type = INPUT_KEYBOARD;
        Input.ki.wVk = 0;
        Input.ki.wScan = ScanCode;
        Input.ki.time = GetTickCount();
        Input.ki.dwExtraInfo = GetMessageExtraInfo();
        Input.ki.dwFlags = KEYEVENTF_SCANCODE | KEYEVENTF_KEYUP;
        if (bExtendedKey) Input.ki.dwFlags |= KEYEVENTF_EXTENDEDKEY;
        SendInput(1, &Input, sizeof(Input));
    }

    /* Play the sound during clicking event (only if "Use Click Sound" menu option is ticked) */
    if (Globals.bSoundClick)
    {
        PlaySoundW(MAKEINTRESOURCEW(IDI_SOUNDCLICK), GetModuleHandle(NULL), SND_RESOURCE | SND_ASYNC);
    }

    return TRUE;
}

Referenced by OSK_WndProc().

OSK_Create()

LRESULT OSK_Create

(

HWND

hwnd

)

Definition at line 372 of file main.c.

{
    HMONITOR monitor;
    MONITORINFO info;
    POINT Pt;
    RECT rcWindow, rcDlgIntersect;
    LOGFONTW lf = {0};

    /* Save handle */
    Globals.hMainWnd = hwnd;

    /* Init Font */
    lf.lfHeight = Globals.FontHeight;
    StringCchCopyW(lf.lfFaceName, _countof(Globals.FontFaceName), Globals.FontFaceName);
    Globals.hFont = CreateFontIndirectW(&lf);

    if (OSK_SetKeys(SETKEYS_INIT) == -1)
        return -1;

    /* Check the checked menu item before displaying the window */
    if (Globals.bIsEnhancedKeyboard)
    {
        /* Enhanced keyboard dialog chosen, set the respective menu item as checked */
        CheckMenuItem(GetMenu(hwnd), IDM_ENHANCED_KB, MF_BYCOMMAND | MF_CHECKED);
        CheckMenuItem(GetMenu(hwnd), IDM_STANDARD_KB, MF_BYCOMMAND | MF_UNCHECKED);
    }
    else
    {
        /* Standard keyboard dialog chosen, set the respective menu item as checked */
        CheckMenuItem(GetMenu(hwnd), IDM_STANDARD_KB, MF_BYCOMMAND | MF_CHECKED);
        CheckMenuItem(GetMenu(hwnd), IDM_ENHANCED_KB, MF_BYCOMMAND | MF_UNCHECKED);
    }

    /* Check if the "Click Sound" option was chosen before (and if so, then tick the menu item) */
    if (Globals.bSoundClick)
    {
        CheckMenuItem(GetMenu(hwnd), IDM_CLICK_SOUND, MF_BYCOMMAND | MF_CHECKED);
    }

    /* Get screen info */
    memset(&Pt, 0, sizeof(Pt));
    monitor = MonitorFromPoint(Pt, MONITOR_DEFAULTTOPRIMARY);
    info.cbSize = sizeof(info);
    GetMonitorInfoW(monitor, &info);
    GetWindowRect(hwnd, &rcWindow);

    /*
        If the coordination values are default then re-initialize using the specific formulas
        to move the dialog at the bottom of the screen.
    */
    if (Globals.PosX == CW_USEDEFAULT && Globals.PosY == CW_USEDEFAULT)
    {
        Globals.PosX = (info.rcMonitor.left + info.rcMonitor.right - (rcWindow.right - rcWindow.left)) / 2;
        Globals.PosY = info.rcMonitor.bottom - (rcWindow.bottom - rcWindow.top);
    }

    /*
        Calculate the intersection of two rectangle sources (dialog and work desktop area).
        If such sources do not intersect, then the dialog is deemed as "off screen".
    */
    if (IntersectRect(&rcDlgIntersect, &rcWindow, &info.rcWork) == 0)
    {
        Globals.PosX = (info.rcMonitor.left + info.rcMonitor.right - (rcWindow.right - rcWindow.left)) / 2;
        Globals.PosY = info.rcMonitor.bottom - (rcWindow.bottom - rcWindow.top);
    }
    else
    {
        /*
            There's still some intersection but we're not for sure if it is sufficient (the dialog could also be partially hidden).
            Therefore, check the remaining intersection if it's enough.
        */
        if (rcWindow.top < info.rcWork.top || rcWindow.left < info.rcWork.left || rcWindow.right > info.rcWork.right || rcWindow.bottom > info.rcWork.bottom)
        {
            Globals.PosX = (info.rcMonitor.left + info.rcMonitor.right - (rcWindow.right - rcWindow.left)) / 2;
            Globals.PosY = info.rcMonitor.bottom - (rcWindow.bottom - rcWindow.top);
        }
    }

    /*
        Place the window (with respective placement coordinates) as topmost, above
        every window which are not on top or are at the bottom of the Z order.
    */
    if (Globals.bAlwaysOnTop)
    {
        CheckMenuItem(GetMenu(hwnd), IDM_ON_TOP, MF_BYCOMMAND | MF_CHECKED);
        SetWindowPos(hwnd, HWND_TOPMOST, Globals.PosX, Globals.PosY, 0, 0, SWP_NOSIZE);
    }
    else
    {
        CheckMenuItem(GetMenu(hwnd), IDM_ON_TOP, MF_BYCOMMAND | MF_UNCHECKED);
        SetWindowPos(hwnd, HWND_NOTOPMOST, Globals.PosX, Globals.PosY, 0, 0, SWP_NOSIZE);
    }

    /* Create a green brush for leds */
    Globals.hBrushGreenLed = CreateSolidBrush(RGB(0, 255, 0));

    /* Set a timer for periodic tasks */
    Globals.iTimer = SetTimer(hwnd, 0, 100, NULL);

    /* If the member of the struct (bShowWarning) is set then display the dialog box */
    if (Globals.bShowWarning)
    {
        /* If for whatever reason the thread fails to be created then handle the dialog box in main thread... */
        if (CreateThread(NULL, 0, OSK_WarningDlgThread, (PVOID)Globals.hInstance, 0, NULL) == NULL)
        {
            DialogBoxW(Globals.hInstance, MAKEINTRESOURCEW(IDD_WARNINGDIALOG_OSK), Globals.hMainWnd, OSK_WarningProc);
        }
    }

    return 0;
}

Referenced by OSK_WndProc().

OSK_RefreshLEDKeys()

VOID OSK_RefreshLEDKeys

(

VOID

)

Definition at line 522 of file main.c.

{
    INT i;
    BOOL bKeyIsPressed;

    for (i = 0; i < _countof(LedKey); i++)
    {
        bKeyIsPressed = (GetAsyncKeyState(LedKey[i].vKey) & 0x8000) != 0;
        if (LedKey[i].bWasKeyPressed != bKeyIsPressed)
        {
            LedKey[i].bWasKeyPressed = bKeyIsPressed;
            InvalidateRect(GetDlgItem(Globals.hMainWnd, LedKey[i].DlgResource), NULL, FALSE);
        }
    }
}

Referenced by OSK_Timer().

OSK_ReleaseKey()

BOOL OSK_ReleaseKey

(

WORD

ScanCode

)

Definition at line 731 of file main.c.

{
    INPUT Input;
    BOOL bExtendedKey;
    LONG WindowStyle;
    HWND hWndControl;

    /* Is it a 2-states key ? */
    hWndControl = GetDlgItem(Globals.hMainWnd, ScanCode);
    WindowStyle = GetWindowLongW(hWndControl, GWL_STYLE);
    if ((WindowStyle & BS_AUTOCHECKBOX) != BS_AUTOCHECKBOX) return FALSE;

    /* Is the key down ? */
    if (SendMessageW(hWndControl, BM_GETCHECK, 0, 0) != BST_CHECKED) return TRUE;

    /* Extended key ? */
    if (ScanCode & 0x0200)
        bExtendedKey = TRUE;
    else
        bExtendedKey = FALSE;
    ScanCode &= SCANCODE_MASK;

    /* Release the key */
    Input.type = INPUT_KEYBOARD;
    Input.ki.wVk = 0;
    Input.ki.wScan = ScanCode;
    Input.ki.time = GetTickCount();
    Input.ki.dwExtraInfo = GetMessageExtraInfo();
    Input.ki.dwFlags = KEYEVENTF_SCANCODE | KEYEVENTF_KEYUP;
    if (bExtendedKey) Input.ki.dwFlags |= KEYEVENTF_EXTENDEDKEY;
    SendInput(1, &Input, sizeof(Input));

    return TRUE;
}

Referenced by OSK_Close().

OSK_RestoreDlgPlacement()

VOID OSK_RestoreDlgPlacement

(

HWND

hDlg

)

OSK_SetImage()

int OSK_SetImage	(	int	IdDlgItem,
		int	IdResource
	)

Definition at line 33 of file main.c.

{
    HICON hIcon;
    HWND hWndItem;

    hIcon = (HICON)LoadImageW(Globals.hInstance, MAKEINTRESOURCEW(IdResource),
                              IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
    if (hIcon == NULL)
        return FALSE;

    hWndItem = GetDlgItem(Globals.hMainWnd, IdDlgItem);
    if (hWndItem == NULL)
    {
        DestroyIcon(hIcon);
        return FALSE;
    }

    SendMessageW(hWndItem, BM_SETIMAGE, (WPARAM)IMAGE_ICON, (LPARAM)hIcon);

    /* The system automatically deletes these resources when the process that created them terminates (MSDN) */

    return TRUE;
}

Referenced by OSK_SetKeys().

OSK_Timer()

int OSK_Timer

(

void

)

Definition at line 544 of file main.c.

{
    HWND hWndActiveWindow;
    DWORD dwThread;
    HKL hKeyboardLayout;

    hWndActiveWindow = GetForegroundWindow();
    if (hWndActiveWindow != NULL && hWndActiveWindow != Globals.hMainWnd)
    {
        /* FIXME: To be deleted when ReactOS will support WS_EX_NOACTIVATE */
        Globals.hActiveWnd = hWndActiveWindow;

        /* Grab the current keyboard layout from the foreground window */
        dwThread = GetWindowThreadProcessId(hWndActiveWindow, NULL);
        hKeyboardLayout = GetKeyboardLayout(dwThread);
        /* Activate the layout */
        ActivateKeyboardLayout(hKeyboardLayout, 0);
    }

    /*
        Update the LED key indicators accordingly to their state (if one
        of the specific keys is held down).
    */
    OSK_RefreshLEDKeys();
    /* Update the buttons */
    OSK_SetKeys(SETKEYS_LANG);

    return TRUE;
}

Referenced by OSK_WndProc().

OSK_WarningDlgThread()

DWORD WINAPI OSK_WarningDlgThread

(

LPVOID

lpParameter

)

Definition at line 124 of file main.c.

{
    HINSTANCE hInstance = (HINSTANCE)lpParameter;

    DialogBoxW(hInstance, MAKEINTRESOURCEW(IDD_WARNINGDIALOG_OSK), Globals.hMainWnd, OSK_WarningProc);
    return 0;
}

Referenced by OSK_Create().

OSK_WarningProc()

INT_PTR CALLBACK OSK_WarningProc	(	HWND	hDlg,
		UINT	Msg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 83 of file main.c.

{
    UNREFERENCED_PARAMETER(lParam);

    switch (Msg)
    {
        case WM_INITDIALOG:
        {
            return TRUE;
        }

        case WM_COMMAND:
        {
            switch (LOWORD(wParam))
            {
                case IDC_SHOWWARNINGCHECK:
                {
                    Globals.bShowWarning = !IsDlgButtonChecked(hDlg, IDC_SHOWWARNINGCHECK);
                    return TRUE;
                }

                case IDOK:
                case IDCANCEL:
                {
                    EndDialog(hDlg, LOWORD(wParam));
                    return TRUE;
                }
            }
            break;
        }
    }

    return FALSE;
}

Referenced by OSK_Create(), and OSK_WarningDlgThread().

OSK_WndProc()

LRESULT APIENTRY OSK_WndProc	(	HWND	hwnd,
		UINT	msg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 813 of file main.c.

{
    switch (msg)
    {
        case WM_CREATE:
            return OSK_Create(hwnd);

        case WM_PAINT:
            return OSK_Paint(hwnd);

        case WM_TIMER:
            return OSK_Timer();

        case WM_CTLCOLORSTATIC:
            if ((HWND)lParam == GetDlgItem(hwnd, IDC_LED_NUM))
            {
                if (GetKeyState(VK_NUMLOCK) & 0x0001)
                    return (LRESULT)Globals.hBrushGreenLed;
                else
                    return (LRESULT)GetStockObject(BLACK_BRUSH);
            }
            if ((HWND)lParam == GetDlgItem(hwnd, IDC_LED_CAPS))
            {
                if (GetKeyState(VK_CAPITAL) & 0x0001)
                    return (LRESULT)Globals.hBrushGreenLed;
                else
                    return (LRESULT)GetStockObject(BLACK_BRUSH);
            }
            if ((HWND)lParam == GetDlgItem(hwnd, IDC_LED_SCROLL))
            {
                if (GetKeyState(VK_SCROLL) & 0x0001)
                    return (LRESULT)Globals.hBrushGreenLed;
                else
                    return (LRESULT)GetStockObject(BLACK_BRUSH);
            }
            break;

        case WM_COMMAND:
            switch (LOWORD(wParam))
            {
                case IDM_EXIT:
                {
                    PostMessageW(hwnd, WM_CLOSE, 0, 0);
                    break;
                }

                case IDM_ENHANCED_KB:
                {
                    if (!Globals.bIsEnhancedKeyboard)
                    {
                        /*
                            The user attempted to switch to enhanced keyboard dialog type.
                            Set the member value as TRUE, destroy the dialog and save the data configuration into the registry.
                        */
                        Globals.bIsEnhancedKeyboard = TRUE;
                        SaveSettings();

                        /* Change the condition of enhanced keyboard item menu to checked */
                        CheckMenuItem(GetMenu(hwnd), IDM_ENHANCED_KB, MF_BYCOMMAND | MF_CHECKED);
                        CheckMenuItem(GetMenu(hwnd), IDM_STANDARD_KB, MF_BYCOMMAND | MF_UNCHECKED);

                        /* Finally, update the key layout */
                        LoadSettings();
                        OSK_SetKeys(SETKEYS_LAYOUT);
                    }

                    break;
                }

                case IDM_STANDARD_KB:
                {
                    if (Globals.bIsEnhancedKeyboard)
                    {
                        /*
                            The user attempted to switch to standard keyboard dialog type.
                            Set the member value as FALSE, destroy the dialog and save the data configuration into the registry.
                        */
                        Globals.bIsEnhancedKeyboard = FALSE;
                        SaveSettings();

                        /* Change the condition of standard keyboard item menu to checked */
                        CheckMenuItem(GetMenu(hwnd), IDM_ENHANCED_KB, MF_BYCOMMAND | MF_UNCHECKED);
                        CheckMenuItem(GetMenu(hwnd), IDM_STANDARD_KB, MF_BYCOMMAND | MF_CHECKED);

                        /* Finally, update the key layout */
                        LoadSettings();
                        OSK_SetKeys(SETKEYS_LAYOUT);
                    }

                    break;
                }

                case IDM_CLICK_SOUND:
                {
                    /*
                        This case is triggered when the user attempts to click on the menu item. Before doing anything,
                        we must check the condition state of such menu item so that we can tick/untick the menu item accordingly.
                    */
                    if (!Globals.bSoundClick)
                    {
                        Globals.bSoundClick = TRUE;
                        CheckMenuItem(GetMenu(hwnd), IDM_CLICK_SOUND, MF_BYCOMMAND | MF_CHECKED);
                    }
                    else
                    {
                        Globals.bSoundClick = FALSE;
                        CheckMenuItem(GetMenu(hwnd), IDM_CLICK_SOUND, MF_BYCOMMAND | MF_UNCHECKED);
                    }

                    break;
                }

                case IDM_ON_TOP:
                {
                    /*
                        Check the condition state before disabling/enabling the menu
                        item and change the topmost order.
                    */
                    if (!Globals.bAlwaysOnTop)
                    {
                        Globals.bAlwaysOnTop = TRUE;
                        CheckMenuItem(GetMenu(hwnd), IDM_ON_TOP, MF_BYCOMMAND | MF_CHECKED);
                        SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
                    }
                    else
                    {
                        Globals.bAlwaysOnTop = FALSE;
                        CheckMenuItem(GetMenu(hwnd), IDM_ON_TOP, MF_BYCOMMAND | MF_UNCHECKED);
                        SetWindowPos(hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);
                    }

                    break;
                }

                case IDM_FONT:
                {
                    OSK_ChooseFont();
                    break;
                }

                case IDM_ABOUT:
                {
                    OSK_About();
                    break;
                }

                default:
                    OSK_Command(wParam, (HWND)lParam);
                    break;
            }
            return 0;

        case WM_THEMECHANGED:
            /* Redraw the dialog (and its control buttons) using the new theme */
            InvalidateRect(hwnd, NULL, FALSE);
            return 0;

        case WM_CLOSE:
            OSK_Close();
            PostQuitMessage(0);
            return 0;
    }
    return DefWindowProcW(hwnd, msg, wParam, lParam);
}

Referenced by wWinMain().

SaveDWORDToRegistry()

LONG SaveDWORDToRegistry	(	IN LPCWSTR	lpValueDataName,
		IN DWORD	dwValueData
	)

Definition at line 121 of file settings.c.

{
    HKEY hKey;
    LONG lResult;

    /* Set up the application's key in case it has not been made yet */
    lResult = RegCreateKeyExW(HKEY_CURRENT_USER,
                              L"Software\\Microsoft\\Osk",
                              0,
                              NULL,
                              0,
                              KEY_WRITE,
                              NULL,
                              &hKey,
                              NULL);

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("SaveDWORDToRegistry(): Failed to create the application's key! (Error - %li)\n", lResult);
        return lResult;
    }

    /* Save the data into the registry value */
    lResult = RegSetValueExW(hKey,
                             lpValueDataName,
                             0,
                             REG_DWORD,
                             (BYTE *)&dwValueData,
                             sizeof(dwValueData));

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("SaveDWORDToRegistry(): Failed to save the following value - \"%S\". (Error - %li)\n", lpValueDataName, lResult);
        RegCloseKey(hKey);
        return lResult;
    }

    RegCloseKey(hKey);
    return lResult;
}

Referenced by SaveSettings().

SaveSettings()

VOID SaveSettings

(

VOID

)

Definition at line 115 of file settings.c.

{
    HKEY hKey = NULL;

    if (RegCreateKeyEx(HKEY_CURRENT_USER, g_szGeneralRegKey, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &hKey, NULL) == ERROR_SUCCESS)
    {
        TCHAR szBuffer[MAX_PATH];

        hWnd = GetDlgItem(hCharmapDlg, IDC_FONTCOMBO);
        ComboBox_GetText(hWnd, szBuffer, MAX_PATH);

        if(*szBuffer != '\0')
            RegSetValueEx(hKey, _T("Font"), 0, REG_SZ, (LPBYTE) szBuffer, (DWORD) MAX_PATH);

        hWnd = GetDlgItem(hCharmapDlg, IDC_COMBO_CHARSET);
        ComboBox_GetText(hWnd, szBuffer, MAX_PATH);

        if(*szBuffer != '\0')
            RegSetValueEx(hKey, _T("CodePage"), 0, REG_SZ, (LPBYTE) szBuffer, (DWORD) MAX_PATH);

        RegSetValueEx(hKey, _T("Advanced"), 0, REG_DWORD, (LPBYTE)&Settings.IsAdvancedView, (DWORD) sizeof(DWORD));

        RegCloseKey(hKey);
    }
}

SaveStringToRegistry()

LONG SaveStringToRegistry	(	IN LPCWSTR	lpValueDataName,
		IN LPCWSTR	lpValueData,
		IN UINT	cchCount
	)

Definition at line 165 of file settings.c.

{
    HKEY hKey;
    LONG lResult;

    /* Set up the application's key in case it has not been made yet */
    lResult = RegCreateKeyExW(HKEY_CURRENT_USER,
                              L"Software\\Microsoft\\Osk",
                              0,
                              NULL,
                              0,
                              KEY_WRITE,
                              NULL,
                              &hKey,
                              NULL);

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("SaveStringToRegistry(): Failed to create the application's key! (Error - %li)\n", lResult);
        return lResult;
    }

    /* Save the data into the registry value */
    lResult = RegSetValueExW(hKey,
                             lpValueDataName,
                             0,
                             REG_SZ,
                             (BYTE *)lpValueData,
                             cchCount * sizeof(WCHAR));

    if (lResult != ERROR_SUCCESS)
    {
        /* Bail out */
        DPRINT("SaveStringToRegistry(): Failed to save the following value - \"%S\". (Error - %li)\n", lpValueDataName, lResult);
        RegCloseKey(hKey);
        return lResult;
    }

    RegCloseKey(hKey);
    return lResult;
}

Referenced by SaveSettings().

wWinMain()

int WINAPI wWinMain	(	HINSTANCE	,
		HINSTANCE	,
		LPWSTR	,
		int
	)

Definition at line 670 of file charmap.c.

{
    INITCOMMONCONTROLSEX iccx;
    INT Ret = 1;
    HMODULE hRichEd20;
    MSG Msg;

    hInstance = hInst;

    /* Mirroring code for the titlebar */
    switch (GetUserDefaultUILanguage())
    {
        case MAKELANGID(LANG_HEBREW, SUBLANG_DEFAULT):
            SetProcessDefaultLayout(LAYOUT_RTL);
            break;

        default:
            break;
    }

    iccx.dwSize = sizeof(INITCOMMONCONTROLSEX);
    iccx.dwICC = ICC_TAB_CLASSES;
    InitCommonControlsEx(&iccx);

    if (RegisterMapClasses(hInstance))
    {
        hRichEd20 = LoadLibraryW(L"RICHED20.DLL");

        if (hRichEd20 != NULL)
        {
            InitInstance(hInst);

            for (;;)
            {
                if (GetMessage(&Msg, NULL, 0, 0) <= 0)
                {
                    Ret = Msg.wParam;
                    break;
                }

                TranslateMessage(&Msg);
                DispatchMessage(&Msg);
            }

            FreeLibrary(hRichEd20);
        }
        UnregisterMapClasses(hInstance);
    }

    return Ret;
}

Variable Documentation

EnhancedKeyboard

KEYBOARD_STRUCT EnhancedKeyboard

Definition at line 227 of file keyboard.c.

Referenced by OSK_SetKeys().

Globals

OSK_GLOBALS Globals

Definition at line 13 of file clipbrd.c.

StandardKeyboard

KEYBOARD_STRUCT StandardKeyboard

Definition at line 240 of file keyboard.c.

Referenced by OSK_SetKeys().